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Llama 3.1 Nemotron Ultra 253B V1

Score basis

Llama 3.1 Nemotron Ultra 253B V1 is behind the leaders in factuality. Too few results yet to rate reasoning, coding, agentic tasks, safety, long context, math, multimodal tasks, multilingual tasks, or instruction following.

Capability profile

Bars show the model's median result as a share of the leading model's, per capability. Select a row to see its results.

Limited1 capability
  1. Factuality−37.3%2 of 4
Not rated9 capabilities

Too few results yet to rate Reasoning, Coding, Agentic, Safety, Long Context, Math, Multimodal, Multilingual or Instruction Following.

Price

No current price is tracked for this model. See the rate card

Evidence

22results on20benchmarks

  • 1 independently verified
  • 15 aggregator
  • 6 vendor-reported

From 3 sources · latest Oct 7, 2026 · How verification works

Llama 3.1 Nemotron Ultra 253B V1 benchmark results

22 results on 20 benchmarks, grouped by capability. Each bar is the result as a share of the capability leader's; every result links to its source.

Factuality

LimitedFull factuality ranking

37.3% behind the leader2 of 4 ranked benchmarks measured

Reasoning

Not enough dataFull reasoning ranking

0 of 6 ranked benchmarks measured

Show 1 more reasoning resultHide 1 reasoning result

Coding

Not enough dataFull coding ranking

0 of 10 ranked benchmarks measured

Agentic

Not enough dataFull agentic ranking

0 of 7 ranked benchmarks measured

Long Context

Not enough dataFull long context ranking

0 of 3 ranked benchmarks measured

Instruction Following

Not enough dataFull instruction following ranking

0 of 3 ranked benchmarks measured

More results

Benchmarks outside the capability baskets. They are not ranked against a leader.

Show 5 more resultsHide 5 results

Llama 3.1 Nemotron Ultra 253B V1: common questions

Who makes Llama 3.1 Nemotron Ultra 253B V1?

Llama 3.1 Nemotron Ultra 253B V1 is made by NVIDIA.

When was Llama 3.1 Nemotron Ultra 253B V1 released?

Llama 3.1 Nemotron Ultra 253B V1 was released on Apr 7, 2025, according to Artificial Analysis.

What is Llama 3.1 Nemotron Ultra 253B V1 good at?

Llama 3.1 Nemotron Ultra 253B V1 is behind the leaders in factuality. Too few results yet to rate reasoning, coding, agentic tasks, safety, long context, math, multimodal tasks, multilingual tasks, or instruction following.

How many benchmarks has Llama 3.1 Nemotron Ultra 253B V1 been tested on?

We track 22 results for Llama 3.1 Nemotron Ultra 253B V1 on 20 benchmarks from 3 sources, 1 of them independently verified. The latest was recorded on Oct 7, 2026.

About this record

Where Llama 3.1 Nemotron Ultra 253B V1's numbers come from, and every name it appears under.

Tracked since
Apr 25, 2026
Newest source mention
Sep 11, 2026

Where the results come from

Verification: 22 scores · 1 independently verified · 15 aggregator-attributed · 6 vendor-reported. How these tiers are assigned

From 3 sources on 2 sites. Artificial Analysis supplies 16 of them; the 1 independently verified result comes from 1 site. Bars are coloured by trust tier.

  • artificialanalysis.ai16
  • api.llm-stats.com6

Also known as

llama 3.1 nemotron ultra 253b v1 (reasoning)llama-3-1-nemotron-ultra-253b-v1llama-3-1-nemotron-ultra-253b-v1-reasoningNemotron Ultrallama nemotron ultra